this is a day of high anxiety for law enforcement officials. >> the trip to the capitol, many law enforcement officials call it the longest ride or so. we have law enforcement officials at command centers, are manning the surveillance cameras, talking to agents in the field. one source just told me, the only thing going on right now is a man in a tree at garfield circle. and they're trying to talk him down. he's trying to make some kind of political statement. >> that is wonderful to hear. and again, we're watching, we're looking straight through the foyer there, the marble foyer in the white house. and we can see straight through. i believe that's the blue room, george, looking right out on the majestic south lawn. >> that, of course, where the president was formally sworn in yesterday by chief justice john roberts. we saw chief justice john roberts with the oath in his hand. he was sworn in for the third time yesterday. he will be sworn in for a fourth time in about an hour. >> it's one of the human details. we'll see if he holds it again when he appears on the platform. it was about his pr